Make sure CopyObject, CompleteMultipartUpload and moving objects respect the lock information

[amwolff]

Goal

This issue is to make meaningful progress on Object Lock implementation within core and edge services. Specifically, to support immutable backups in backup software products like Veeam.

What needs to be done? • Acceptance Criteria

Modify the corresponding to CopyObject, CompleteMultipartUpload and perhaps FinishMoveObject endpoints on the satellite to comply with the following:

• make sure that it's not possible to mutate locked object versions using these endpoints

Summary

Implementation reference.

Depends on…

• Decide where and make it possible to store per-object metadata for Object Lock #400

Links

• https://docs.aws.amazon.com/AmazonS3/latest/API/API_CopyObject.html
• https://docs.aws.amazon.com/AmazonS3/latest/API/API_CompleteMultipartUpload.html
• an easy-to-read and insightful introduction to Object Lock: Using S3 Object Lock